Sei Investments Co. expands stakes in Lazard and Photronics

Sei Investments Co. disclosed a 190.6% increase in its Lazard, Inc. holding during the first quarter, bringing its position to 192,394 shares, about 0.17% of the asset manager, valued at roughly $8.2 million. In the same filing, the firm reported a 112.0% rise in its Photronics, Inc. stake, now owning 127,208 shares, about 0.22% of the semiconductor company, worth about $5.1 million.

Both filings were made with the U.S. Securities and Exchange Commission and reflect the investor’s broader activity in the financial‑services and semiconductor sectors, where other institutional investors have also adjusted positions recently.